fix(recipes): fixes platform.txt for older arduino-build version (#12189)

* fix(recipes): fixes platform.txt for older arduino-build version

* feat(recipes): add commentary about 500 characters limit

Added a note about whitespace to avoid bugs in older versions of arduino-builder.

* fix(platform): fix commentary

* feat(platform): better explanation

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: SuGlider

platform.txt

@@ -183,7 +183,8 @@ recipe.hooks.objcopy.postobjcopy.3.pattern_args=--chip {build.mcu} merge-bin -o
 recipe.hooks.objcopy.postobjcopy.3.pattern="{tools.esptool_py.path}/{tools.esptool_py.cmd}" {recipe.hooks.objcopy.postobjcopy.3.pattern_args}
 
 # Generate flash_args file
-recipe.hooks.objcopy.postobjcopy.4.pattern=/usr/bin/env bash -c "echo '--flash-mode {build.flash_mode} --flash-freq {build.img_freq} --flash-size {build.flash_size}' > '{build.path}/flash_args' && echo '{build.bootloader_addr} {build.project_name}.bootloader.bin' >> '{build.path}/flash_args' && echo '0x8000 {build.project_name}.partitions.bin' >> '{build.path}/flash_args' && echo '0xe000 boot_app0.bin' >> '{build.path}/flash_args' && echo '0x10000 {build.project_name}.bin' >> '{build.path}/flash_args'"
+# Do NOT change the spacing: specifically, do not insert whitespace between a closing quote (') and the following redirection/operator symbols (>, >>, &&). This avoids a bug in older arduino-builder versions shipped with IDE 1.x, which occurs if a quote (') character is directly followed by a whitespace.
+recipe.hooks.objcopy.postobjcopy.4.pattern=/usr/bin/env bash -c "echo '--flash-mode {build.flash_mode} --flash-freq {build.img_freq} --flash-size {build.flash_size}'>'{build.path}/flash_args'&& echo '{build.bootloader_addr} {build.project_name}.bootloader.bin'>> '{build.path}/flash_args'&& echo '0x8000 {build.project_name}.partitions.bin'>> '{build.path}/flash_args'&& echo '0xe000 boot_app0.bin'>> '{build.path}/flash_args'&& echo '0x10000 {build.project_name}.bin'>> '{build.path}/flash_args'"
 recipe.hooks.objcopy.postobjcopy.4.pattern.windows=cmd /c echo --flash-mode {build.flash_mode} --flash-freq {build.img_freq} --flash-size {build.flash_size} > "{build.path}\flash_args" && echo {build.bootloader_addr} {build.project_name}.bootloader.bin >> "{build.path}\flash_args" && echo 0x8000 {build.project_name}.partitions.bin >> "{build.path}\flash_args" && echo 0xe000 boot_app0.bin >> "{build.path}\flash_args" && echo 0x10000 {build.project_name}.bin >> "{build.path}\flash_args"
 
 ## Save bin